About Us

Clement Marchand, founder of Clement Marchand Natural Gas Services Ltd. Heating & Air Conditioning, built his
company's reputation on a solid foundation by offering high quality HVAC products and delivering personalized
services to both residential and commercial customers in the Ottawa and surrounding area.

Since 1971, the Marchand family has been 100% dedicated to making your life more comfortable year-round, be it through heating and air conditioning, air quality or environment.

Our trucks have proudly paraded the streets of the Ottawa region 24 hours a day since 1971, and are easy to spot thanks to their blue and white design. We are experts in both service and installation, and cater to residential as well as commercial sectors.

Founded by Mr. Clément Marchand, with the support of his wife, Ms. Pierrette Marchand, the family business is now run by the couple’s children:

Pat Marchand
Director, Sales and Marketing / Road Operation Manager

Chantal Marchand
Director of Administration and Finance

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